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12994632715 = 512799203057
BaseRepresentation
bin11000001101000101…
…00101110000001011
31020112121200201221011
430012202211300023
5203103111221330
65545240024351
7640006361401
oct140642456013
936477621834
1012994632715
115569149989
122627a620b7
1312c12429ac
148b3b6d471
15510c4182a
hex3068a5c0b

12994632715 has 8 divisors (see below), whose sum is σ = 15594854400. Its totient is φ = 10394842752.

The previous prime is 12994632689. The next prime is 12994632743. The reversal of 12994632715 is 51723649921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12994632715 - 225 = 12961078283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37534 + ... + 165523.

It is an arithmetic number, because the mean of its divisors is an integer number (1949356800).

Almost surely, 212994632715 is an apocalyptic number.

12994632715 is a deficient number, since it is larger than the sum of its proper divisors (2600221685).

12994632715 is a wasteful number, since it uses less digits than its factorization.

12994632715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215861.

The product of its digits is 816480, while the sum is 49.

The spelling of 12994632715 in words is "twelve billion, nine hundred ninety-four million, six hundred thirty-two thousand, seven hundred fifteen".

Divisors: 1 5 12799 63995 203057 1015285 2598926543 12994632715